DFMHUB

Roof Conductor Holder Clamp

Trusted experts in Earthing and Lightning Protection Systems since 2005.

Roof Conductor Holder Clamp ARK Make | Lightning Protection Accessories by DFMHUB India

Why Roof Conductor Holder Clamps Matter in Lightning Protection

A Roof Conductor Holder Clamp is a critical mechanical and electrical interface in any lightning protection system (LPS). While air terminals and down conductors receive most design attention, failure at the conductor fixing point is one of the most common causes of lightning system malfunction in Indian installations.

The Roof Conductor Holder Clamp – ARK Make by DFMHUB is engineered to securely hold lightning conductors on rooftops while maintaining:

  • Correct conductor spacing

  • Mechanical stability under wind uplift

  • Long-term corrosion resistance

  • Electrical continuity as per IEC 62305

Designed and manufactured specifically for Indian climatic, structural, and regulatory conditions, ARK roof conductor holder clamps are used across industrial plants, commercial buildings, solar rooftops, data centers, oil & gas facilities, and infrastructure projects.

This page provides a technical, engineering-led, decision-maker-focused breakdown of the product — suitable for EPC contractors, consultants, MEP engineers, and safety auditors.


What Is a Roof Conductor Holder Clamp? 

A Roof Conductor Holder Clamp is a mechanical fixing accessory used to:

  • Secure lightning protection conductors (copper, aluminum, GI)

  • Maintain defined separation from the roof surface

  • Prevent conductor displacement due to wind, thermal expansion, or vibration

It acts as the interface between the roof substrate and the lightning conductor network, ensuring that the designed lightning path remains intact throughout the system’s lifecycle.


Why ARK Make Roof Conductor Holder Clamp by DFMHUB Is Different

DFMHUB designs ARK lightning protection accessories with a manufacturer-first engineering approach, not as generic trading items.

Design Philosophy

  • Built for high-wind zones (coastal & cyclone-prone India)

  • Resistant to UV radiation, acid rain, industrial pollution

  • Compatible with flat RCC roofs, metal sheets, and solar mounting structures

  • Engineered for long service life with minimal maintenance


Product Overview: ARK Roof Conductor Holder Clamp

ParameterSpecification
Product NameRoof Conductor Holder Clamp
BrandARK Make
ManufacturerDFMHUB
ApplicationLightning Protection System (LPS)
Compatible ConductorsCopper, Aluminum, GI
Conductor Diameter Range8 mm – 25 mm (customizable)
Mounting TypeSurface-mounted / structure-mounted
Finish OptionsHot Dip Galvanized / Copper Bonded / SS
ComplianceIEC 62305
ManufacturingMade in India

Design & Engineering Methodology

DFMHUB follows a step-by-step engineering methodology for ARK roof conductor holder clamps:

Step 1: Load Analysis

  • Wind uplift forces (as per Indian coastal zones)

  • Conductor self-weight and thermal expansion

Step 2: Material Selection

  • Base metal selected for mechanical strength

  • Coating thickness optimized for corrosion life cycle

Step 3: Electrical Continuity Validation

  • Contact resistance minimized

  • No arcing or sparking under impulse currents

Step 4: Environmental Durability

  • UV exposure testing

  • Moisture and salt spray resistance


Indian Conditions: Why Generic Imported Clamps Fail

Many imported clamps are designed for European conditions and fail prematurely in India due to:

Indian ConditionImpact on Poor-Quality Clamps
High humidityRapid corrosion
Coastal salinityCoating failure
Extreme heatMaterial fatigue
Industrial pollutionSurface degradation
Monsoon windsMechanical loosening

ARK Make clamps are engineered and tested with these Indian realities in mind.


Testing & Quality Assurance

Every batch of ARK roof conductor holder clamps undergoes:

  • Dimensional accuracy checks

  • Mechanical load testing

  • Coating thickness measurement

  • Visual and surface defect inspection

Optional Project-Specific Testing

  • Salt spray test (for coastal projects)

  • Pull-out and vibration tests


Standards & Compliance

StandardDescription
IEC 62305Lightning Protection Systems
ISO Manufacturing PracticesQuality-controlled production
Indian Project SpecsPSU, EPC, and consultant requirements

Industry-Wise Applications

Industrial Facilities

  • Manufacturing plants

  • Chemical and pharmaceutical units

Commercial Buildings

  • IT parks

  • Hospitals

  • Airports

Renewable Energy

  • Rooftop solar plants

  • Utility-scale solar structures

Infrastructure

  • Metro stations

  • Data centers

  • Oil & gas terminals


Manufacturer vs Trader: Why It Matters

AspectDFMHUB (Manufacturer)Typical Trader
Design controlYesNo
CustomizationHighLimited
TraceabilityFullNone
Standards complianceDocumentedClaimed
Technical supportEngineering-ledSales-led

Choosing DFMHUB ARK Make ensures engineering accountability, not just supply.


Installation Best Practices (Consultant-Friendly)

  • Maintain specified clamp spacing

  • Avoid over-tightening (prevents conductor damage)

  • Ensure direct metal-to-metal contact

  • Verify continuity during system testing


Services & Support by DFMHUB

  • Pre-bid technical support

  • BOQ optimization assistance

  • Installation guidance

  • Documentation & compliance support


Frequently Asked Questions (FAQs)

1. Is the ARK roof conductor holder clamp IEC 62305 compliant?

Yes. It is designed to meet IEC 62305 requirements for lightning protection accessories.

2. Can it be used for solar rooftop installations?

Yes. It is compatible with solar mounting structures and rooftop solar plants.

3. What conductor sizes are supported?

Standard sizes from 8 mm to 25 mm. Custom sizes available.

4. Is it suitable for coastal areas like Chennai or Mumbai?

Yes. HDG and copper-bonded versions are ideal for coastal environments.

5. Does it damage waterproofing membranes?

No. Optional insulating spacers prevent membrane damage.

6. Can DFMHUB provide project documentation?

Yes. Datasheets, compliance documents, and test reports are available.

7. Is customization possible for EPC projects?

Yes. DFMHUB supports project-specific designs.

8. What is the expected service life?

Typically 20+ years, depending on environment and coating.